Robert Schley Barrett, Sr. (January 27, 1899 in Atlanta – January 18, 1982 in Atlanta, Georgia) was a third baseman in Major League Baseball.

[1] In 239 games over five seasons, Barrett posted a .260 batting average (169-for-650) with 10 home runs and 86 RBIs.

Robert Barrett married the former Ruby Irene Brewer on February 13, 1924.

[2] He became a steamfitter after his retirement from baseball, and died at the age of 82 in Atlanta.

This biographical article relating to an American baseball third baseman is a stub.